Ignition Interlock
in Nashville, Tennessee

Ride with Smart Start
& get back on the road

  • Tennessee’s leading Ignition Interlock Program
  • Low-price, with no hidden fees
  • Fast installation with same-day available
  • 24/7/365 Customer Care – Se hablamos Español

It only takes a moment to get your personalized quote.

Get a quick and easy IID installation with Smart Start! Get started today!

¡Obtenga una instalación rápida y fácil de IID con Smart Start! ¡Empieza hoy mismo!

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Ignition Interlock in Tennessee: We're Always Here for You

If you have been charged with a DUI, we offer more than just the best Ignition Interlock Device in Nashville, Tennessee. Our caring, compassionate specialists are dedicated to helping you complete your car breathalyzer requirement wherever you live.

Outstanding customer care makes the best Ignition Interlock program in Nashville, Tennessee even better. We’ll be with you right from the beginning with the services and support you need at any of our Tennessee service centers. Trust Smart Start and schedule an installation appointment now.

Ignition Interlock Locations in Nashville, Tennessee

Let's get started with an installation in Nashville, Tennessee that fits your schedule, at one of the convenient locations below.

  • 510 North 2nd Street
    Clarksville, TN 37040

    Installation & Service Appointments

  • 102 Skyline Circle
    Dickson, TN 37055

    Installation & Service Appointments

  • 908 Max Court
    Clarksville, TN 37043

    Installation & Service Appointments

  • 9077 Lebanon Road
    Mount Juliet, TN 37122

    Installation & Service Appointments

  • 195 Omohundro Place
    Ste G
    Nashville, TN 37210

    Installation & Service Appointments

  • 918 Allen Ave
    Murfreesboro, TN 37129

    Installation & Service Appointments

  • 1315 South Water Ave
    Gallatin, TN 37066

    Installation & Service Appointments

  • 201 Beasley Dr
    Suite I
    Franklin, TN 37064

    Installation & Service Appointments

  • 201 East Adams Ave
    Lebanon, TN 37087

    Installation & Service Appointments

Choose Smart Start Ignition Interlock in Tennessee

No equipment to buy. No hidden charges. No long-term contracts.

We offer the best Ignition Interlock Devices at the lowest price. You’ll know the cost from beginning to end, with no high pressure or double-talk.


Fast, convenient installation. Get an appointment that fits your schedule.

We’ll find a service center near you, often with a same-day appointment. Our specially trained technicians are committed to customized, quality installation.


Old, new, gas, electric, high performance, or low profile. We install on all.

Whether you’ve got an older vehicle or the latest electric model, there’s nothing our technicians can’t handle. Our car breathalyzers are the perfect fit for whatever you drive.


Small, discreet, easy to use. Ignition Interlock shouldn’t be difficult.

Our attractive, handheld car breathalyzer is about the size of a cellphone, with an intuitive keypad and display. You’ll get hands-on training to make sure that it’s easy to blow and go.


Quick calibration. Easy service. More drive-through locations than anyone.

Tennessee will require your Ignition Interlock Device to be serviced and calibrated on a regular basis. Our calibration appointments usually take about 15 minutes at any location that’s handy for you.


Flexible payment options. Easy autopay. Take advantage of our Client Portal.

Everyone’s budget is different. That’s why we offer weekly, monthly, or bi-monthly payments, plus an autopay option. Set it up through our Client Portal app (or go online).


You’ve got questions. We’ve got answers. 24/7/365 multilingual Customer Care.

There’s always somebody who can help when you have a question about your car breathalyzer, your account, monitoring laws, or anything else with your Ignition Interlock in Nashville, Tennessee.

Excellent TrustScore of 4.7 out of 5